CN105461494A - Device for parallel casting moulding of multiple explosives - Google Patents
Device for parallel casting moulding of multiple explosives Download PDFInfo
- Publication number
- CN105461494A CN105461494A CN201510772259.2A CN201510772259A CN105461494A CN 105461494 A CN105461494 A CN 105461494A CN 201510772259 A CN201510772259 A CN 201510772259A CN 105461494 A CN105461494 A CN 105461494A
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- Prior art keywords
- multiple parallel
- lifting
- parallel casting
- tank
- vacuum
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Classifications
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0033—Shaping the mixture
- C06B21/0058—Shaping the mixture by casting a curable composition, e.g. of the plastisol type
Abstract
The present invention discloses a device for parallel casting moulding of multiple explosives. The device comprises a vacuum casting tank; a left door and a right door are respectively mounted on the left and right sides of the vacuum casting tank; the vacuum tank from top to bottom pouring direction is sequentially provided with a distributor and a mold supporting plate; and a lifting device for driving the mold supporting plate to rise and fall is mounted below the mold supporting plate. The present invention has the beneficial effects as follows: the distributor, mold supporting plate and manual lifting device can achieve locating and synchronized casting of 1-4 explosive products, and the products have good quality consistency; and the production efficiency is increased dramatically compared with the conventional one-piece molding process and manual charge molding process.
Description
Technical field
The present invention relates to dual-use energetic material technical field, be specifically related to a kind of device for the multiple parallel casting of explosive.
Background technology
In prior art, explosive product is by cast-curing molding, and explosive solidifies gradually in kneading, casting process, and viscosity becomes large, causes unstable impact to the mixing of follow-up cast, the quality of cast operation and castability.This products production quantity required is large, and in process of production, require the homogeneity of quality and consistence good.Obviously, the forming one piece followed conventional lines and manual powder charge molding mode can not meet these requirements.
At present, external more existing countries employ the technology and equipment of the multiple concurrent product cast of thermosetting explosive.But domesticly also there is no the device that can realize similar function.
Summary of the invention
In order to meet the function of pouring into a mould multiple thermosetting explosive product simultaneously, realize in enormous quantities, that high-quality product is shaping demand, the invention provides a kind of device for the multiple parallel casting of explosive.
For achieving the above object, the present invention is by the following technical solutions:
A kind of device for the multiple parallel casting of explosive, it comprises vacuum and builds tank, described vacuum is built the tank left and right sides and is separately installed with offside door and offside door, described vacuum is built in tank and is disposed with tripper and mould support plate according to direction from top to bottom, is provided with the lifting device for driving it to rise and decline below described mould support plate.
Further technical scheme is, described vacuum builds that tank top offers material receiving port, bottom offers lifting device open holes, described vacuum is built tank and is comprised shell, inner casing is connected with by the mode of welding in described shell, and between described shell and inner casing, form a hollow structure for circulation cycle heating medium, described cover top portion offers water outlet, described water outlet is provided with rising pipe, described shell (16) bottom offers water-in, and described water-in is provided with water inlet pipe.
Further technical scheme is, described case surface is enclosed with one layer of heat preservation heat insulation foam.
Further technical scheme is, described tripper top offers material receiving port, described upper material receiving port is positioned at immediately below material receiving port, described tripper is made up of the outer disk of mutually splicing and inner disc, between described outer disk and inner disc, be provided with four material channels, described material channel upper end is opening for feed, lower end is discharge port, and four opening for feeds are pooled to material receiving port place, and material receiving port is communicated with four opening for feeds respectively on this, four discharge ports are positioned at same level.
Further technical scheme is, described material channel surface adopts Teflon to carry out coating, and polished finish is carried out on its surface, and the polishing degree on described material channel surface is 0.8.
Further technical scheme is, offers through hole in the region that described tripper is not provided with material channel.
Further technical scheme is, is provided with boss above described mould support plate, is provided with fluting in the position of described mould support plate two bottom sides.
Further technical scheme is, described lifting device comprises the lifting gantry for placing mould support plate, both sides above described lifting gantry are respectively arranged with and clearance fit guide rail of slotting, one end above described lifting gantry is provided with on pallet and keeps off, lifting column is connected with by the first screw below described lifting gantry, described lifting column is through lifting device open holes, described lifting column lower end is provided with roller silk braid, described roller silk braid is provided with for the screw mandrel with its clearance fit, described screw mandrel lower end is provided with turbine and worm speed reduction unit, described turbine and worm speed reduction unit is connected with handwheel by handwheel key.
Further technical scheme is, described ball wire puts and is connected with guide connecting rod, described guide connecting rod is connected with flange linear bearings by the second screw, described flange linear bearings upper end is connected with the bottom of vacuum pouring tank, installs the tail rod with its clearance fit in described flange linear bearings.
Further technical scheme is, described offside door and offside door surface are provided with vision slit.
First vacuum tank is designed to the sandwich structure formed by shell and inner casing in the technical program, namely a hollow structure is defined between them, then by installing rising pipe on water outlet, water-in is installed into water pipe, just can circulating-heating medium (such as hot water) be introduced in hollow structure, and flow at hollow structure, thus to Whole Equipment preheating insulation, simultaneously in order to avoid in use operator being scalded, in this programme, wrap up one deck thermal insulation cotton in case surface simultaneously;
By being provided with material receiving port in tripper upper end in the technical program, first hopper is placed in material receiving port in operation, upper material receiving port is communicated with hopper with steady brace by using docking snap ring, so just the casting material added in hopper can be drained into upper material receiving port place, tripper is made up of outer disk and inner disc, four material flow path are formed between outer disk and inner disc, four material flow path are communicated with upper material receiving port, so just casting material can be divided into four stocks not flow out from four discharge ports, just can pour into a mould four explosive moulds simultaneously, the technical program also can respectively arrange a runner plug be made up of polytetrafluoroethylmaterial material in four material flow path, can close material flow path according to the quantity of cast product by using runner plug, just can make the cast of this device realization to 1-4 explosive mould, because outer disk and inner disc adopt the mode of splicing to be connected, like this after cast operation completes, can outer disk and inner disc be taken apart just can be convenient to logistics corridor cleaning.
Its naturally smooth and easy inflow mould is made in order to slow down material impulse force in the technical program, just Teflon is adopted to carry out coating on material channel surface, and polished finish is carried out on its surface, the polishing degree on material channel surface is 0.8, through hole is offered in the region not being provided with material channel on simultaneously on tripper, so just make tripper form the structure of a hollow out, make the weight saving of tripper.
By being provided with the accurate location that boss both can realize mould above mould support plate in the technical program, use lifting device to be risen by mould support plate simultaneously, alignd with the discharge port of tripper in the center, sprue gate of the mould above it, thus ensure carrying out smoothly of cast operation, also be provided with bottom mould support plate for the guide rail with guide rail clearance fit, so just can realize mould support plate and move at lifting gantry.
Realize mould support plate being risen and declining by lifting device in the technical program, so just can meet the cast of different size mould, pass through rotation hand wheel, handwheel is made to drive the work of turbine and worm speed reduction unit, turbine and worm speed reduction unit drives screw mandrel to rotate, thus make to roll circumfili and be enclosed within screw mandrel and move up and down, roll circumfili cover and drive lifting column lifting, finally realize the lifting of lifting gantry, lifting gantry driven mold supporting plate is elevated, arrange on pallet in lifting gantry one end simultaneously and keep off, be taken in by pallet and position limit is carried out to die tray, prevent die tray position in lifting process from moving.
Guiding mechanism by being formed by assemblies such as guide connecting rod, flange linear bearings and tail rods in the technical program, steadily can be elevated and prevents lifting gantry from rotating by assistance for lifting platform.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention can realize the location of 1 to 4 explosive product and synchronous casting by the design of tripper, die tray and manual hoisting device, and product has good quality consistence, compare with manual powder charge moulding process with existing forming one piece, production efficiency significantly promotes.
Accompanying drawing explanation
Fig. 1 is the perspective view of the device for the multiple parallel casting of explosive of an embodiment of the present invention.
Fig. 2 is the sectional view of Fig. 1.
Fig. 3 is the structural representation for vacuum pouring tank in the device of the multiple parallel casting of explosive of an embodiment of the present invention.
Fig. 4 is the sectional structure schematic diagram for tripper in the device of the multiple parallel casting of explosive of an embodiment of the present invention.
Fig. 5 is the perspective view for tripper in the device of the multiple parallel casting of explosive of an embodiment of the present invention.
As shown in the figure, wherein corresponding Reference numeral name is called:
1 vacuum pouring tank, 11 rising pipes, 12 water inlet pipes, 13 material receiving ports, 14 inner casings, 15 lifting device open holess, 16 shells, 2 trippers, 21 docking snap rings, 22 steady braces, material receiving port on 23, 24 opening for feeds, 25 material channels, 26 discharge ports, 27 inner discs, 28 outer disks, 29 through holes, 3 die tray, 4 lifting devices, 41 first screws, 42 pallet backstops, 43 lifting gantrys, 44 lifting columns, 45 sealing-rings, 46 ball silk braids, 47 screw mandrels, 48 handwheel keys, 49 handwheels, 410 turbine and worm speed reduction units, 411 tail rods, 412 flange linear bearingss, 413 second screws, 414 guide connecting rods, 5 offside doors, 6 offside doors, 7 moulds.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further elaborated.
A kind of device for the multiple parallel casting of explosive, it comprises vacuum and builds tank 1, vacuum is built tank 1 left and right sides and is separately installed with offside door 5 and offside door 6, vacuum is built in tank 1 and is disposed with tripper 2 and mould support plate 3 according to direction from top to bottom, lifting device 4 for driving it to rise and decline is installed below mould support plate 3, vacuum is built tank 1 top and is offered material receiving port 13, bottom offers lifting device open holes 15, vacuum is built tank 1 and is comprised shell 16, inner casing 14 is connected with by the mode of welding in shell 16, and between shell 16 and inner casing 14, form a hollow structure for circulation cycle heating medium, shell 16 top offers water outlet, water outlet is provided with rising pipe 11, water-in is offered bottom shell 16, water-in is provided with water inlet pipe 12, tripper 2 top offers material receiving port 23, upper material receiving port 23 is positioned at immediately below material receiving port 13, tripper 2 is made up of the outer disk 28 of mutually splicing and inner disc 27, four material channels 25 are provided with between outer disk 28 and inner disc 27, material channel 25 upper end is opening for feed 24, lower end is discharge port 26, four opening for feeds 24 are pooled to material receiving port 23 place, and material receiving port 23 is communicated with four opening for feeds 24 respectively on this, four discharge ports 26 are positioned at same level, boss is provided with above mould support plate 3, fluting is provided with in the position of mould support plate 3 two bottom sides, lifting device 4 comprises the lifting gantry 43 for placing mould support plate 3, both sides above lifting gantry 43 are respectively arranged with and clearance fit guide rail of slotting, one end above lifting gantry 43 is provided with on pallet and keeps off 44, lifting column 44 is connected with by the first screw 41 below lifting gantry 43, lifting column 44 is through lifting device open holes 15, lifting column 44 lower end is provided with roller silk braid 46, roller silk braid 46 is provided with for the screw mandrel 47 with its clearance fit, screw mandrel 47 lower end is provided with turbine and worm speed reduction unit 410, turbine and worm speed reduction unit 410 is connected with handwheel 49 by handwheel key 48.
Be burned in order to avoid operator use during this device, the preferred technical scheme of the present embodiment is that shell 16 is coated with one layer of heat preservation heat insulation foam.
Make its naturally smooth and easy inflow mould to slow down material impulse force, the preferred technical scheme of the present embodiment is, material channel 25 surface adopts Teflon to carry out coating, and polished finish is carried out on its surface, and the polishing degree on material channel 25 surface is 0.8.
In order to alleviate the weight of tripper, the preferred technical scheme of the present embodiment is, offers through hole 29 in the region that tripper 2 is not provided with material channel 25.
Steadily be elevated in order to assistance for lifting platform and prevent lifting gantry from rotating, the preferred technical scheme of the present embodiment is, ball silk braid 46 is connected with guide connecting rod 414, guide connecting rod 414 is connected with flange linear bearings 412 by the second screw 413, flange linear bearings 412 upper end is connected with the bottom of vacuum pouring tank 1, installs the tail rod 411 with its clearance fit in flange linear bearings 412.
For the ease of observing casting process, the preferred technical scheme of the present embodiment is, offside door 5 and offside door 6 surface are provided with vision slit.
According to one embodiment of present invention, sealing-ring 45 is also provided with between lifting column 44 and lifting device open holes 15.
Principle of work of the present invention is as follows:
The base of vacuum pouring tank 1 is bolted on shaking table, hopper is placed in material receiving port 13, connect rising pipe 11 and water inlet pipe 12, make circulating-heating medium (such as hot water) enter hollow structure between shell 16 and inner casing 14;
Tripper 2 after drying being assembled, with steady brace 22, upper material receiving port 23 being communicated with hopper by using docking snap ring 21;
By the fluting of die tray 3 base, the guide rail of die tray 3 with lifting gantry 43 is docked, then mould 7 is positioned in die tray 3, positioned by boss, then shake handwheel 49 driven mold pallet 3 to rise, the discharge port 26 below the cast gate of the mould in die tray 3 and tripper 2 is held out against;
Then close offside door 5 and offside door 6, vacuum is built in tank 1 and vacuumizes, start cast, after casting complete, the outer disk 27 of tripper 2 and inner disc 28 are carried out dismantling, cleaning, dry for standby.
Adopt above-mentioned parallel cast to pour into a mould 4 afterwards, improved efficiency 4 times at most simultaneously.If be less than 4, stopper can be used to be blocked by feed opening.Because material is poured into a mould at one time, its quality conformance comparatively single-shot cast product is better, and usual density difference is no more than 0.005g/cm
3.
Above embodiment is described in detail to essence of the present invention; but can not limit protection scope of the present invention; apparently; under enlightenment of the present invention; the art those of ordinary skill can also carry out many improvement and modification; it should be noted that these improve and modify all to drop within claims of the present invention.
Claims (10)
1. the device for the multiple parallel casting of explosive, it is characterized in that, it comprises vacuum and builds tank (1), described vacuum is built tank (1) left and right sides and is separately installed with offside door (5) and offside door (6), described vacuum is built in tank (1) and is disposed with tripper (2) and mould support plate (3) according to direction from top to bottom, and described mould support plate (3) below is provided with the lifting device (4) for driving it to rise and decline.
2. the device for the multiple parallel casting of explosive according to claim 1, it is characterized in that, described vacuum is built tank (1) top and is offered material receiving port (13), bottom offers lifting device open holes (15), described vacuum is built tank (1) and is comprised shell (16), inner casing (14) is connected with by the mode of welding in described shell (16), and between described shell (16) and inner casing (14), form a hollow structure for circulation cycle heating medium, described shell (16) top offers water outlet, described water outlet is provided with rising pipe (11), described shell (16) bottom offers water-in, described water-in is provided with water inlet pipe (12).
3. the device for the multiple parallel casting of explosive according to claim 2, is characterized in that, described shell (16) is coated with one layer of heat preservation heat insulation foam.
4. the device for the multiple parallel casting of explosive according to claim 2, it is characterized in that, described tripper (2) top offers material receiving port (23), described upper material receiving port (23) is positioned at immediately below material receiving port (13), described tripper (2) is made up of the outer disk of mutually splicing (28) and inner disc (27), four material channels (25) are provided with between described outer disk (28) and inner disc (27), described material channel (25) upper end is opening for feed (24), lower end is discharge port (26), four opening for feeds (24) are pooled to material receiving port (23) place, and material receiving port (23) is communicated with four opening for feeds (24) respectively on this, four discharge ports (26) are positioned at same level.
5. the device for the multiple parallel casting of explosive according to claim 4, it is characterized in that, described material channel (25) surface adopts Teflon to carry out coating, and polished finish is carried out on its surface, and the polishing degree on described material channel (25) surface is 0.8.
6. the device for the multiple parallel casting of explosive according to claim 4, is characterized in that, offers through hole (29) in the region that described tripper (2) is not provided with material channel (25).
7. the device for the multiple parallel casting of explosive according to claim 2, is characterized in that, described mould support plate (3) top is provided with boss, is provided with fluting in the position of described mould support plate (3) two bottom sides.
8. the device for the multiple parallel casting of explosive according to claim 7, it is characterized in that, described lifting device (4) comprises the lifting gantry (43) for placing mould support plate (3), be respectively arranged with and clearance fit guide rail of slotting in the both sides of described lifting gantry (43) top, be provided with on pallet in one end of described lifting gantry (43) top and keep off (44), described lifting gantry (43) below is connected with lifting column (44) by the first screw (41), described lifting column (44) is through lifting device open holes (15), described lifting column (44) lower end is provided with roller silk braid (46), described roller silk braid (46) is provided with for the screw mandrel (47) with its clearance fit, described screw mandrel (47) lower end is provided with turbine and worm speed reduction unit (410), described turbine and worm speed reduction unit (410) is connected with handwheel (49) by handwheel key (48).
9. the device for the multiple parallel casting of explosive according to claim 8, it is characterized in that, described ball silk braid (46) is connected with guide connecting rod (414), described guide connecting rod (414) is connected with flange linear bearings (412) by the second screw (413), described flange linear bearings (412) upper end is connected with the bottom of vacuum pouring tank (1), installs the tail rod (411) with its clearance fit in described flange linear bearings (412).
10. the device for the multiple parallel casting of explosive according to claim 1, is characterized in that, described offside door (5) and offside door (6) surface are provided with vision slit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772259.2A CN105461494B (en) | 2015-11-12 | 2015-11-12 | For the device of the multiple parallel moulding by casting of explosive |
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|---|---|---|---|
| CN201510772259.2A CN105461494B (en) | 2015-11-12 | 2015-11-12 | For the device of the multiple parallel moulding by casting of explosive |
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| CN105461494A true CN105461494A (en) | 2016-04-06 |
| CN105461494B CN105461494B (en) | 2017-06-23 |
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| CN106401794A (en) * | 2016-11-29 | 2017-02-15 | 西安航天化学动力厂 | Multi-shot feed divider for charging of tactic engine |
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| CN110511105A (en) * | 2019-09-27 | 2019-11-29 | 中国兵器装备集团自动化研究所 | The automatic coating unit of powder column for gunpowder |
| CN110818517A (en) * | 2019-12-09 | 2020-02-21 | 西安近代化学研究所 | Automatic negative pressure device for explosive pouring |
| CN110981646A (en) * | 2019-12-09 | 2020-04-10 | 西安近代化学研究所 | Automatic butt joint device for explosive pouring |
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